Concentration of Risk and Segment Data (Segment Income) (Details 3) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2017	May 31, 2016	May 31, 2017	May 31, 2016
Reconciling items:
Amortization of intangibles	$ 9,174	$ 9,711	$ 26,262	$ 26,150
Stock-based compensation expense and related charges	18,350	13,445	33,377	58,505
Restructuring and related charges	32,700	4,460	113,529	8,349
Distressed customer charges	10,198		10,198
Other expense	15,821	2,412	23,872	6,346
Interest income	(3,663)	(2,302)	(8,407)	(6,653)
Interest expense	35,443	35,212	102,087	102,509
(Loss) income before income tax	(4,218)	24,273	174,621	326,826
EMS [Member]
Reconciling items:
(Loss) income before income tax	109,783	99,758	297,418	267,717
DMS [Member]
Reconciling items:
(Loss) income before income tax	4,022	(12,547)	178,121	254,315
Operating Segments [Member]
Reconciling items:
(Loss) income before income tax	$ 113,805	$ 87,211	$ 475,539	$ 522,032